CVE-2019-11579
dhcp.c in dhcpcd before 7.2.1 contains a 1-byte read overflow with DHO_OPTSOVERLOADED.
02 Description
dhcp.c in dhcpcd before 7.2.1 contains a 1-byte read overflow with DHO_OPTSOVERLOADED.
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
- 1.41% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 72.4% of scored records. A rank, not a probability.
- NVD base score
- 5.3 (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:L/I:N/A:N
- 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
- 2019-04-28 15:22Z7 YR AGO
- Last updated
- 2024-08-04 22:55Z2 YR AGO
- Reserved
- 2019-04-28
- Assigning CNA
- mitre
- Record state
- PUBLISHED
- Severity
- Not rated by the issuing CNA
- CNA CVSS vector
- Not published by the issuing CNA
- Weaknesses
- CWE-125Out-of-bounds ReadBase
- Data version
- 5.1
- Document digest
- 9a2e97ce1dbceb560e4b15b6943d03989cbab89680a5c12360668f29d477b780
05 Affected products
06 References
- roy.marples.namehttps://roy.marples.name/archives/dhcpcd-discuss/0002415.html
- roy.marples.namehttps://roy.marples.name/git/dhcpcd.git/commit/?id=4b67f6f1038fd4ad5ca7734eaaeba1b2ec4816b8
- www.securityfocus.com108090http://www.securityfocus.com/bid/108090
- lists.debian.org[debian-lts-announce] 20190519 [SECURITY] [DLA 1793-1] dhcpcd5 security updatehttps://lists.debian.org/debian-lts-announce/2019/05/msg00024.html
07 Fixed in
Debian 12
- dhcpcd5 Fixed in 7.1.0-2
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu 16.04 LTS
- dhcpcd5 No fix yet
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu 18.04 LTS
- dhcpcd5 No fix yet
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu Pro 14.04 LTS
- dhcpcd5 Fixed in 6.0.5-2+deb8u1build0.14.04.1~esm1Available 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.