CVE-2023-38546
This flaw allows an attacker to insert cookies at will into a running program using libcurl, if the specific series of conditions are met. libcurl performs transfers. In its API, an application
02 Description
This flaw allows an attacker to insert cookies at will into a running program using libcurl, if the specific series of conditions are met. libcurl performs transfers. In its API, an application
03 Exploitation and scoring
- Exploitation
- Assessed, none found. CISA's assessment recorded neither public exploit code nor evidence of exploitation when it was made.
- SSVC decision
- ExploitationnoneCISA recorded no public exploit code and no evidence of exploitation.
- AutomatablenoAt least one step from reconnaissance to exploitation cannot be reliably automated.
- Technical ImpactpartialSuccessful exploitation gives limited control of the vulnerable component.
- EPSS probability
- 5.95% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 93.0% of scored records. A rank, not a probability.
- NVD base score
- 3.7 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N
- NVD analysis status
- Modified. NVD last modified this record on 2026-06-17.
- Red Hat severity
- Low. Red Hat's rating for its own products, not a CVSS rating.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2023-10-18 03:51Z3 YR AGO
- Last updated
- 2026-10-14 23:35Z14 DAYS AGO
- Reserved
- 2023-07-20
- Assigning CNA
- hackerone
- Record state
- PUBLISHED
- Severity
- Not rated by the issuing CNA
- CNA CVSS vector
- Not published by the issuing CNA
- Weaknesses
- CWE-73External Control of File Name or PathBase
- Data version
- 5.2
- Document digest
- b3e17ad275e8050d1ea08d2dba6d28c17b47f9081f086af75d42bd3c7550036a
05 Affected products
06 References
- curl.sehttps://curl.se/docs/CVE-2023-38546.html
- lists.fedoraproject.orghttps://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/OGMXNRNSJ4ETDK6FRNU3J7SABXPWCHSQ/
- support.apple.comhttps://support.apple.com/kb/HT214036
- support.apple.comhttps://support.apple.com/kb/HT214063
- support.apple.comhttps://support.apple.com/kb/HT214057
- support.apple.comhttps://support.apple.com/kb/HT214058
- seclists.orghttp://seclists.org/fulldisclosure/2024/Jan/34
- seclists.orghttp://seclists.org/fulldisclosure/2024/Jan/37
- seclists.orghttp://seclists.org/fulldisclosure/2024/Jan/38
- forum.vmssoftware.comhttps://forum.vmssoftware.com/viewtopic.php?f=8&t=8868
- lists.debian.orghttps://lists.debian.org/debian-lts-announce/2023/10/msg00016.html
- cert-portal.siemens.comhttps://cert-portal.siemens.com/productcert/html/ssa-943925.html
- cert-portal.siemens.comhttps://cert-portal.siemens.com/productcert/html/ssa-832273.html
- cert-portal.siemens.comhttps://cert-portal.siemens.com/productcert/html/ssa-093430.html
- cert-portal.siemens.comhttps://cert-portal.siemens.com/productcert/html/ssa-082556.html
07 Fixed in
AlmaLinux 8
- curl Fixed in 7.61.1-33.el8_9.5
- libcurl Fixed in 7.61.1-33.el8_9.5
- libcurl-devel Fixed in 7.61.1-33.el8_9.5
- libcurl-minimal Fixed in 7.61.1-33.el8_9.5
Source: AlmaLinux, AlmaLinux OS. Copyright (c) 2023 AlmaLinux OS. Licensed under MIT License. Received through OSV.dev. Reformatted by exploit.cc.
AlmaLinux 9
- curl Fixed
A version is affected if any line below covers it.
- Affected before 7.76.1-23.el9_2.4
- Affected before 7.76.1-26.el9_3.2
- curl-minimal Fixed
A version is affected if any line below covers it.
- Affected before 7.76.1-23.el9_2.4
- Affected before 7.76.1-26.el9_3.2
- libcurl Fixed
A version is affected if any line below covers it.
- Affected before 7.76.1-23.el9_2.4
- Affected before 7.76.1-26.el9_3.2
- libcurl-devel Fixed
A version is affected if any line below covers it.
- Affected before 7.76.1-23.el9_2.4
- Affected before 7.76.1-26.el9_3.2
- libcurl-minimal Fixed
A version is affected if any line below covers it.
- Affected before 7.76.1-23.el9_2.4
- Affected before 7.76.1-26.el9_3.2
Source: AlmaLinux, AlmaLinux OS. Copyright (c) 2023 AlmaLinux OS. Licensed under MIT License. Received through OSV.dev. Reformatted by exploit.cc.
Arch Linux
- curl Fixed in 8.4.0-1
- lib32-curl Fixed in 8.4.0-1
- lib32-libcurl-compat Fixed in 8.4.0-1
- lib32-libcurl-gnutls Fixed in 8.4.0-1
- libcurl-compat Fixed in 8.4.0-1
- libcurl-gnutls Fixed in 8.4.0-1
Source: Arch Linux Security Tracker, the Arch Linux security team. Reformatted by exploit.cc.
CloudLinux 8
- curl Fixed in 7.61.1-33.el8_9.5
- libcurl Fixed in 7.61.1-33.el8_9.5
- libcurl-devel Fixed in 7.61.1-33.el8_9.5
- libcurl-minimal Fixed in 7.61.1-33.el8_9.5
Derived from AlmaLinux 8. Partial coverage: only packages taken from AlmaLinux 8 are listed.
Source: CloudLinux errata, CloudLinux Inc. Derived from: AlmaLinux, AlmaLinux OS. Copyright (c) 2023 AlmaLinux OS. Licensed under MIT License. Received through OSV.dev. Reformatted by exploit.cc.
CloudLinux 9
- curl Fixed
A version is affected if any line below covers it.
- Affected before 7.76.1-23.el9_2.4
- Affected before 7.76.1-26.el9_3.2
- curl-minimal Fixed
A version is affected if any line below covers it.
- Affected before 7.76.1-23.el9_2.4
- Affected before 7.76.1-26.el9_3.2
- libcurl Fixed
A version is affected if any line below covers it.
- Affected before 7.76.1-23.el9_2.4
- Affected before 7.76.1-26.el9_3.2
- libcurl-devel Fixed
A version is affected if any line below covers it.
- Affected before 7.76.1-23.el9_2.4
- Affected before 7.76.1-26.el9_3.2
- libcurl-minimal Fixed
A version is affected if any line below covers it.
- Affected before 7.76.1-23.el9_2.4
- Affected before 7.76.1-26.el9_3.2
Derived from AlmaLinux 9. Partial coverage: only packages taken from AlmaLinux 9 are listed.
Source: CloudLinux errata, CloudLinux Inc. Derived from: AlmaLinux, AlmaLinux OS. Copyright (c) 2023 AlmaLinux OS. Licensed under MIT License. Received through OSV.dev. Reformatted by exploit.cc.
Debian 12
- curl Fixed in 7.88.1-10+deb12u4
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 13
- curl Fixed in 8.3.0-3
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 14
- curl Fixed in 8.3.0-3
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu 20.04 LTS
- curl Fixed in 7.68.0-1ubuntu2.20
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu 22.04 LTS
- curl Fixed in 7.81.0-1ubuntu1.14
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu 24.04 LTS
- curl Fixed in 8.2.1-1ubuntu3.1
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu Pro 14.04 LTS
- curl Fixed in 7.35.0-1ubuntu2.20+esm17Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu Pro 16.04 LTS
- curl Fixed in 7.47.0-1ubuntu2.19+esm10Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu Pro 18.04 LTS
- curl Fixed in 7.58.0-2ubuntu3.24+esm2Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
A release or ecosystem missing from this list has no record here. It may be unaffected or not covered by the source. Source notices and licences.