Vulnerability Details : CVE-2018-18557
Potential exploit
LibTIFF 3.9.3, 3.9.4, 3.9.5, 3.9.6, 3.9.7, 4.0.0alpha4, 4.0.0alpha5, 4.0.0alpha6, 4.0.0beta7, 4.0.0, 4.0.1, 4.0.2, 4.0.3, 4.0.4, 4.0.4beta, 4.0.5, 4.0.6, 4.0.7, 4.0.8 and 4.0.9 (with JBIG enabled) decodes arbitrarily-sized JBIG into a buffer, ignoring the buffer size, which leads to a tif_jbig.c JBIGDecode out-of-bounds write.
Vulnerability category: Memory Corruption
Products affected by CVE-2018-18557
- cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*
- cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
- cpe:2.3:a:libtiff:libtiff:4.0.9:*:*:*:*:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:18.10:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2018-18557
29.83%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 96 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2018-18557
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
6.8
|
MEDIUM | AV:N/AC:M/Au:N/C:P/I:P/A:P |
8.6
|
6.4
|
NIST | |
|
8.8
|
HIGH | CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
2.8
|
5.9
|
NIST |
CWE ids for CVE-2018-18557
-
The product writes data past the end, or before the beginning, of the intended buffer.Assigned by: nvd@nist.gov (Primary)
References for CVE-2018-18557
-
https://www.exploit-db.com/exploits/45694/
libtiff 4.0.9 - Decodes Arbitrarily Sized JBIG into a Target BufferExploit;VDB Entry;Third Party Advisory
-
https://security.gentoo.org/glsa/201904-15
libTIFF: Denial of Service (GLSA 201904-15) — Gentoo security
-
https://usn.ubuntu.com/3906-2/
USN-3906-2: LibTIFF vulnerabilities | Ubuntu security notices
-
https://lists.debian.org/debian-lts-announce/2018/10/msg00019.html
[SECURITY] [DLA 1557-1] tiff security updateMailing List;Third Party Advisory
-
https://gitlab.com/libtiff/libtiff/merge_requests/38
JBIG: fix potential out-of-bounds write in JBIGDecode() (!38) · Merge Requests · libtiff / libtiff · GitLabThird Party Advisory
-
https://usn.ubuntu.com/3864-1/
USN-3864-1: LibTIFF vulnerabilities | Ubuntu security noticesThird Party Advisory
-
https://www.debian.org/security/2018/dsa-4349
Debian -- Security Information -- DSA-4349-1 tiffThird Party Advisory
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https://github.com/Hack-Me/Pocs_for_Multi_Versions/tree/main/CVE-2018-18557
Pocs_for_Multi_Versions/CVE-2018-18557 at main · Hack-Me/Pocs_for_Multi_Versions · GitHub
-
https://access.redhat.com/errata/RHSA-2019:2053
RHSA-2019:2053 - Security Advisory - Red Hat Customer Portal
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https://gitlab.com/libtiff/libtiff/commit/681748ec2f5ce88da5f9fa6831e1653e46af8a66
JBIG: fix potential out-of-bounds write in JBIGDecode() (681748ec) · Commits · libtiff / libtiff · GitLab
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