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CVE-2003-0545: openssl Double Free

CVSS: 10.0v2.0HighModified
AliasesDEBIAN-CVE-2003-0545
Published 01-10-2003Last modified 08-08-2024
Open JSON

Vulnerability summary

CVE-2003-0545 is a high (CVSS 10.0) Double Free vulnerability in openssl. EPSS estimates a 87.50% chance of exploitation in the next 30 days, higher than 99.7% of scored vulnerabilities.

Overall risk
70/100
0100
High · default modelHow is this calculated?
CVSS score
10.0/10
010
High · v2.0 (NVD)
EPSS score
87.50%
0%100%
Critical · 0.00 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded

Advisory lineage

Upstream 0 · Downstream 2
DSA-393DSA-394

Timeline

  1. 01-10-2003
    PublishedVulnerability first disclosed.
  2. 08-08-2024
    Last modifiedVulnerability information updated.

Description

Double free vulnerability in OpenSSL 0.9.7 allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via an SSL client certificate with a certain invalid ASN.1 encoding.

CVSS metrics

3 scores · 2 sources · 2 versions

EPSS trend

Probability

87.50%

Chance of exploitation in the next 30 days

Percentile

100%

Versus all other CVEs

30-day change

0.00 pp

From 87.50% on 20-09-2026

20-09-202620-10-2026
EPSS score
87.50%

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

Affected systems

Debian1 product
  • openssl< 0.9.7c
Openssl1 product

2 vendors · 2 products

References

11 links
Show all 11 references