Predictive Vulnerability Intelligence.

Product

  • Product
  • Pricing
  • Documentation

Company

  • About
  • Partnerships
  • Blog
  • Support

Legal

  • Terms
  • Privacy
  • Data Licensing

© 2026 FAUCET Technologies LLC. All rights reserved.

CVE-2018-8098

22
FAUCET Score

CVE-2018-8098 is an integer overflow vulnerability in the libgit2 library, specifically affecting the read_entry() function during decompression of a crafted repository index file. This flaw can lead to a denial of service through an out-of-bounds read. Rated as Medium severity (CVSS 6.5), it requires user interaction (UI:R) and network access (AV:N) to exploit, potentially causing high availability impact (A:H). There is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
< 0.26.2CPE matchmatch criteria
cpe:2.3:a:libgit2:libgit2:*:*:*:*:*:*:*:*
9.0CPE matchmatch criteria
cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

6.5MEDIUM

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
Exploitability Score
2.8
Impact Score
3.6
CvssVersion
3.1

Exploit Intelligence

EPSS Score
1.42%
Probability of exploitation in next 30 days
EPSS Percentile
70.1%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0142 is in the 82nd percentile among its peer group of 26,234 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (1)

github_advisorypatch availablevia nvd_reference
View patch

Vendor Advisories (1)

redhatCVE-2018-8098Low

libgit2: denial of service (DoS) via crafted repository index files

Mar 8, 2018

References

github.com / libgit2/libgit2/commit/3207ddb0103543da8ad2139ec6539f590f9900c1
PatchThird Party Advisory
github.com / libgit2/libgit2/commit/3db1af1f370295ad5355b8f64b865a2a357bcac0
PatchThird Party Advisory
libgit2.github.com / security
PatchThird Party Advisory
lists.debian.org / debian-lts-announce/2022/03/msg00031.html
Mailing ListThird Party Advisory