CVE-2020-12460
OpenDMARC through 1.3.2 and 1.4.x through 1.4.0-Beta1 has improper null termination in the function opendmarc_xml_parse that can result in a one-byte heap overflow in opendmarc_xml when parsing a
02 Description
OpenDMARC through 1.3.2 and 1.4.x through 1.4.0-Beta1 has improper null termination in the function opendmarc_xml_parse that can result in a one-byte heap overflow in opendmarc_xml when parsing a
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
- 3.68% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 89.2% 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:3.1/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
- No Red Hat rating. Red Hat rates the CVEs that affect its products.
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
- 2020-07-27 22:52Z6 YR AGO
- Last updated
- 2024-08-04 11:56Z2 YR AGO
- Reserved
- 2020-04-29
- Assigning CNA
- mitre
- Record state
- PUBLISHED
- Severity
- Not rated by the issuing CNA
- CNA CVSS vector
- Not published by the issuing CNA
- Weaknesses
- CWE-787Out-of-bounds WriteBase
- Data version
- 5.1
- Document digest
- 5bead5e22b0622839265f7b560fc6597e3d78582f996e5df8f76872a15f1fc68
05 Affected products
06 References
- sourceforge.nethttps://sourceforge.net/projects/opendmarc/
- github.comhttps://github.com/trusteddomainproject/OpenDMARC/issues/64
- security.gentoo.orgGLSA-202011-02https://security.gentoo.org/glsa/202011-02
- lists.debian.org[debian-lts-announce] 20210425 [SECURITY] [DLA 2639-1] opendmarc security updatehttps://lists.debian.org/debian-lts-announce/2021/04/msg00026.html
- lists.fedoraproject.orgFEDORA-2021-c1b846164ehttps://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/JHDKMCZGE3W4XBP76NLI2Q7IOZHXLD4A/
- lists.fedoraproject.orgFEDORA-2021-1ec3c5ed63https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/2D4JGHMALEJEWWG56DKR5OZB22TK7W5B/
- lists.fedoraproject.orgFEDORA-2021-433e7d72cehttps://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/KBOGOQOK3TIWWJV66MW5YWNRJAFFYGR5/
07 Fixed in
Arch Linux
- opendmarc Fixed in 1.3.3-1
Source: Arch Linux Security Tracker, the Arch Linux security team. Reformatted by exploit.cc.
Debian 12
- opendmarc Fixed in 1.4.0~beta1+dfsg-3
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 13
- opendmarc Fixed in 1.4.0~beta1+dfsg-3
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 14
- opendmarc Fixed in 1.4.0~beta1+dfsg-3
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu 18.04 LTS
- opendmarc Fixed in 1.3.2-3ubuntu0.2
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu 20.04 LTS
- opendmarc Fixed in 1.3.2-7ubuntu0.1
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu Pro 16.04 LTS
- opendmarc Fixed in 1.3.1+dfsg-3ubuntu0.1~esm1Available with Ubuntu Pro: 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.