CVE-2019-25048: openbsd libressl Out-of-bounds Read
CVSS: 7.1v3.1HighModified
Published 01-07-2021Last modified 05-08-2024
Vulnerability summary
CVE-2019-25048 is a high (CVSS 7.1) Out-of-bounds Read vulnerability in openbsd libressl. EPSS estimates a 0.88% chance of exploitation in the next 30 days, higher than 58.3% of scored vulnerabilities. 1 public exploit is recorded.
CVSS score
7.1/10
010
High · v3.1 (NVD)EPSS score
0.88%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits1reference
Timeline
- 01-07-2021PublishedVulnerability first disclosed.
- 05-08-2024Last modifiedVulnerability information updated.
Description
LibreSSL 2.9.1 through 3.2.1 has a heap-based buffer over-read in do_print_ex (called from asn1_item_print_ctx and ASN1_item_print).
CVSS metrics
2 scores · 1 source · 2 versionsHigh 7.1Preferred score · NVD (NIST)
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:HSourcesSingle source
Medium 5.8Preferred score · NVD (NIST)
AV:N/AC:M/Au:N/C:P/I:N/A:PSourcesSingle source
EPSS trend
Probability
0.88%
Chance of exploitation in the next 30 days
Percentile
58%
Versus all other CVEs
30-day change
0.00 pp
From 0.88% on 18-09-2026
18-09-202618-10-2026
EPSS score0.88%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
1 foundExploit Reference (bugs.chromium.org)
Maturity: unknown
Weaknesses
CWE · root causeAffected systems
Openbsd1 product
- libressl≥ 2.9.1, ≤ 3.2.1
1 vendor · 1 product
References
3 links- github.com/libressl-portable/portable/commit/17c88164016df821df2dff4b2b1291291ec4f28aX Refsource MISCPatchThird Party Advisory
- bugs.chromium.org/p/oss-fuzz/issues/detail?id=13914X Refsource MISCExploitIssue TrackingPatchThird Party Advisory
- github.com/google/oss-fuzz-vulns/blob/main/vulns/libressl/OSV-2020-1923.yamlX Refsource MISCThird Party Advisory