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cve[email protected]CVE-2003-0078
HistoryMar 03, 2003 - 5:00 a.m.

CVE-2003-0078

2003-03-0305:00:00
CWE-203
web.nvd.nist.gov
34
cve-2003-0078
openssl
information leak
timing attack
vaudenay
security vulnerability

9 High

AI Score

Confidence

High

5 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

AV:N/AC:L/Au:N/C:P/I:N/A:N

0.028 Low

EPSS

Percentile

90.7%

ssl3_get_record in s3_pkt.c for OpenSSL before 0.9.7a and 0.9.6 before 0.9.6i does not perform a MAC computation if an incorrect block cipher padding is used, which causes an information leak (timing discrepancy) that may make it easier to launch cryptographic attacks that rely on distinguishing between padding and MAC verification errors, possibly leading to extraction of the original plaintext, aka the “Vaudenay timing attack.”

References

9 High

AI Score

Confidence

High

5 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

AV:N/AC:L/Au:N/C:P/I:N/A:N

0.028 Low

EPSS

Percentile

90.7%