7.5

CVE-2003-0131: openssl

CVSS: 7.5v2.0HighModified
AliasesDEBIAN-CVE-2003-0131
Published 21-03-2003Last modified 08-08-2024
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Vulnerability summary

CVE-2003-0131 is a high (CVSS 7.5) vulnerability in openssl. EPSS estimates a 6.94% chance of exploitation in the next 30 days, higher than 94% of scored vulnerabilities.

Overall risk
31/100
0100
Medium · default modelHow is this calculated?
CVSS score
7.5/10
010
High · v2.0 (NVD)
EPSS score
6.94%
0%100%
Low · +0.66 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded

Advisory lineage

Upstream 0 · Downstream 1

Timeline

  1. 21-03-2003
    PublishedVulnerability first disclosed.
  2. 08-08-2024
    Last modifiedVulnerability information updated.

Description

The SSL and TLS components for OpenSSL 0.9.6i and earlier, 0.9.7, and 0.9.7a allow remote attackers to perform an unauthorized RSA private key operation via a modified Bleichenbacher attack that uses a large number of SSL or TLS connections using PKCS #1 v1.5 padding that cause OpenSSL to leak information regarding the relationship between ciphertext and the associated plaintext, aka the "Klima-Pokorny-Rosa attack."

CVSS metrics

1 score · 1 source · 1 version

EPSS trend

Probability

6.94%

Chance of exploitation in the next 30 days

Percentile

94%

Versus all other CVEs

30-day change

+0.66 pp

From 6.28% on 18-09-2026

18-09-202618-10-2026
EPSS score
6.94%

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

No weakness data has been published for this record.

Affected systems

Debian1 product
  • openssl< 0.9.7b-1
Openssl1 product
  • openssl0.9.6 | 0.9.6a | 0.9.6b | 0.9.6c | 0.9.6d | 0.9.6e | 0.9.6g | 0.9.6h | 0.9.6i | 0.9.7 | 0.9.7a

2 vendors · 2 products

References

21 links
Show all 21 references