CVE-2018-18557 is a critical out-of-bounds write vulnerability affecting multiple versions of LibTIFF (3.9.3 through 4.0.9) when JBIG decoding is enabled, impacting various Canonical and Debian Linux distributions. With a CVSS score of 8.8 (High), this vulnerability can be exploited remotely with low attack complexity, potentially leading to high impact on confidentiality, integrity, and availability. While not listed on CISA's KEV catalog, a public exploit (EDB-45694) exists, though there is no evidence of active exploitation or significant community discussion.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
4.0.9CPE matchmatch criteria | cpe:2.3:a:libtiff:libtiff:4.0.9:*:*:*:*:*:*:* | ||
8.0CPE matchmatch criteria | cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:* | ||
9.0CPE matchmatch criteria | cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:* | ||
14.04CPE matchmatch criteria | cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:* | ||
16.04CPE matchmatch criteria | cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:* |
CVSS version used by this source: 3.0
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.2 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.1 Security Researcher mentions.