Buffer overflow in Snakeyaml
CVE-2022-38749
Using snakeYAML to parse untrusted YAML files may be vulnerable to Denial of Service attacks (DOS). If the parser is running on user supplied input, an attacker may supply content that causes the parser to crash by stackoverflow.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.021 (81.0th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 81st percentile — 81.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.021 · newest: 0.021 · change: 0.000
Affected products
- Snakeyaml — versions unspecified
- Snakeyaml Project
- Debian Linux — versions 10.0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- bugs.chromium.org/p/oss-fuzz/issues/detail (Third Party Advisory)
- bitbucket.org/snakeyaml/snakeyaml/issues/525/got-stackoverflowerror-for-many-op… (Third Party Advisory)
- lists.debian.org/debian-lts-announce/2022/10/msg00001.html (mailing-list, Mailing List, Third Party Advisory)
- security.gentoo.org/glsa/202305-28 (vendor-advisory)
- security.netapp.com/advisory/ntap-20240315-0010/
Frequently asked questions
- What is CVE-2022-38749?
- CVE-2022-38749 is a medium-severity vulnerability in Snakeyaml, classified under Stack-based Buffer Overflow. CVSS score: 6.5/10. Published 2022-09-05.
- How severe is CVE-2022-38749?
- Medium severity. CVSS v3 base score is 6.5 out of 10.
- Is CVE-2022-38749 known to be exploited?
- 10 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.