CVE-2018-0500
Curl_smtp_escape_eob in lib/smtp.c in curl 7.54.1 to and including curl 7.60.0 has a heap-based buffer overflow that might be exploitable by an attacker who can control the data that curl transmits
02 Description
Curl_smtp_escape_eob in lib/smtp.c in curl 7.54.1 to and including curl 7.60.0 has a heap-based buffer overflow that might be exploitable by an attacker who can control the data that curl transmits
03 Exploitation and scoring
- Exploitation
- Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
- SSVC decision
- Not assessed by CISA
- EPSS probability
- 6.35% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 93.3% of scored records. A rank, not a probability.
- NVD base score
- 9.8 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- NVD analysis status
- Modified. NVD last modified this record on 2026-06-17.
- Red Hat severity
- Moderate. 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
- 2018-07-11 13:00Z8 YR AGO
- Last updated
- 2024-08-05 03:28Z2 YR AGO
- Reserved
- 2017-11-27
- Assigning CNA
- debian
- Record state
- PUBLISHED
- Severity
- Not rated by the issuing CNA
- CNA CVSS vector
- Not published by the issuing CNA
- Weaknesses
- Data version
- 5.1
- Document digest
- 5ab9269b53d94b2103853c717eabed8a8678e149c363befa1b46236ad6fed85b
05 Affected products
06 References
- www.securitytracker.com1041280http://www.securitytracker.com/id/1041280
- github.comhttps://github.com/curl/curl/commit/ba1dbd78e5f1ed67c1b8d37ac89d90e5e330b628
- curl.haxx.sehttps://curl.haxx.se/docs/adv_2018-70a2.html
- security.gentoo.orgGLSA-201807-04https://security.gentoo.org/glsa/201807-04
- access.redhat.comRHSA-2018:2486https://access.redhat.com/errata/RHSA-2018:2486
- usn.ubuntu.comUSN-3710-1https://usn.ubuntu.com/3710-1/
07 Fixed in
Arch Linux
- curl Fixed in 7.61.0-1
- lib32-curl Fixed in 7.61.0-1
- lib32-libcurl-compat Fixed in 7.61.0-1
- lib32-libcurl-gnutls Fixed in 7.61.0-1
- libcurl-compat Fixed in 7.61.0-1
- libcurl-gnutls Fixed in 7.61.0-1
Source: Arch Linux Security Tracker, the Arch Linux security team. Reformatted by exploit.cc.
Debian 12
- curl Fixed in 7.61.0-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 13
- curl Fixed in 7.61.0-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 14
- curl Fixed in 7.61.0-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu 18.04 LTS
- curl Fixed in 7.58.0-2ubuntu3.2
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.