How severe is CVE-2004-0778?

CVE-2004-0778 has a CVSS 2.0 base score of 5.0, rated medium severity.

Is CVE-2004-0778 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (82nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2004-0778?

CVE-2004-0778 affects Gnu Cvs. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2004-0778?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2004-0778 published?

CVE-2004-0778 was published on 2004-10-20 and last updated on 2026-06-16.

CVE-2004-0778

CVE-2004-0778 is a medium-severity vulnerability in Gnu Cvs with a CVSS 2.0 base score of 5.0. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-203.

Key facts

Severity: Medium (CVSS 2.0 base score 5.0)
EPSS exploit prediction: 2% (82nd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-203
Affected product: Gnu Cvs
Published: 2004-10-20
Last modified: 2026-06-16

Description

CVS 1.11.x before 1.11.17, and 1.12.x before 1.12.9, allows remote attackers to determine the existence of arbitrary files and directories via the -X command for an alternate history file, which causes different error messages to be returned.

Frequently asked questions

What is CVE-2004-0778?: CVS 1.11.x before 1.11.17, and 1.12.x before 1.12.9, allows remote attackers to determine the existence of arbitrary files and directories via the -X command for an alternate history file, which causes different error messages to be returned.
How severe is CVE-2004-0778?: CVE-2004-0778 has a CVSS 2.0 base score of 5.0, rated medium severity.
Is CVE-2004-0778 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (82nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2004-0778?: CVE-2004-0778 affects Gnu Cvs. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2004-0778?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2004-0778 published?: CVE-2004-0778 was published on 2004-10-20 and last updated on 2026-06-16.

References

Affected products (1)

cpe:2.3:a:gnu:cvs:*:*:*:*:*:*:*:*

More vulnerabilities in Gnu Cvs

CVE-2017-12836 — High (CVSS 7.5): CVS 1.12.x, when configured to use SSH for remote repositories, might allow remote attackers to execute arbitrary code…

All CVEs affecting Gnu Cvs →

Other CWE-203 (Observable Discrepancy) vulnerabilities

CVE-2019-25337 — Critical (CVSS 9.8): OwnCloud 8.1.8 contains a username enumeration vulnerability that allows remote attackers to discover user accounts by…
CVE-2026-23519 — Critical (CVSS 9.8): RustCrypto CMOV provides conditional move CPU intrinsics which are guaranteed on major platforms to execute in…
CVE-2025-27667 — Critical (CVSS 9.8): Vasion Print (formerly PrinterLogic) before Virtual Appliance Host 22.0.843 Application 20.0.1923 allows Administrative…
CVE-2024-25714 — Critical (CVSS 9.8): In Rhonabwy through 1.1.13, HMAC signature verification uses a strcmp function that is vulnerable to side-channel…
CVE-2024-25191 — Critical (CVSS 9.8): php-jwt 1.0.0 uses strcmp (which is not constant time) to verify authentication, which makes it easier to bypass…
CVE-2024-25190 — Critical (CVSS 9.8): l8w8jwt 2.2.1 uses memcmp (which is not constant time) to verify authentication, which makes it easier to bypass…

Browse all CWE-203 (Observable Discrepancy) vulnerabilities →