8.8

CVE-2018-20337: libraw Out-of-bounds Write

CVSS: 8.8v3.0HighModified
AliasesUBUNTU-CVE-2018-20337DEBIAN-CVE-2018-20337
Published 21-12-2018Last modified 05-08-2024
Open JSON

Vulnerability summary

CVE-2018-20337 is a high (CVSS 8.8) Out-of-bounds Write vulnerability in libraw. EPSS estimates a 2.15% chance of exploitation in the next 30 days, higher than 81.8% of scored vulnerabilities. 1 public exploit is recorded.

Overall risk
46/100
0100
Medium · default modelHow is this calculated?
CVSS score
8.8/10
010
High · v3.0 (NVD)
EPSS score
2.15%
0%100%
Low · +0.08 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits1github

Advisory lineage

Upstream 0 · Downstream 5 · Related 4
OPENSUSE-SU-2019:0094-1OPENSUSE-SU-2024:10980-1RHSA-2020:1766SUSE-SU-2019:0133-1USN-3989-1

Timeline

  1. 21-12-2018
    PublishedVulnerability first disclosed.
  2. 05-08-2024
    Last modifiedVulnerability information updated.

Description

There is a stack-based buffer overflow in the parse_makernote function of dcraw_common.cpp in LibRaw 0.19.1. Crafted input will lead to a denial of service or possibly unspecified other impact.

CVSS metrics

4 scores · 3 sources · 2 versions

EPSS trend

Probability

2.15%

Chance of exploitation in the next 30 days

Percentile

82%

Versus all other CVEs

30-day change

+0.08 pp

From 2.07% on 19-09-2026

19-09-202619-10-2026
EPSS score
2.15%

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

1 found
  • githubUnverified

    Libraw

    Maturity: poc

Weaknesses

CWE · root cause

Affected systems

Ubuntu7 products
  • darktableAll versions (No fix recorded)
  • dcrawAll versions (No fix recorded)
  • exactimageAll versions (No fix recorded)
  • kodiAll versions (No fix recorded)
  • libraw< 0.18.8-1ubuntu0.3
Debian1 product
  • libraw< 0.19.2-1
Libraw1 product

3 vendors · 9 products

References

6 links