How severe is CVE-2004-1778?

CVE-2004-1778 has a CVSS 2.0 base score of 4.6, rated medium severity.

Is CVE-2004-1778 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (31st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2004-1778?

CVE-2004-1778 primarily affects Skype. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2004-1778?

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

When was CVE-2004-1778 published?

CVE-2004-1778 was published on 2004-12-22 and last updated on 2026-06-16.

CVE-2004-1778

CVE-2004-1778 is a medium-severity vulnerability in Skype with a CVSS 2.0 base score of 4.6. 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-276.

Key facts

Severity: Medium (CVSS 2.0 base score 4.6)
EPSS exploit prediction: 0% (31st percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-276
Affected product: Skype
Published: 2004-12-22
Last modified: 2026-06-16

Description

Skype 0.92.0.12 and 1.0.0.1 for Linux, and possibly other versions, creates the /usr/share/skype/lang directory with world-writable permissions, which allows local users to modify language files and possibly conduct social engineering or other attacks.

Frequently asked questions

What is CVE-2004-1778?: Skype 0.92.0.12 and 1.0.0.1 for Linux, and possibly other versions, creates the /usr/share/skype/lang directory with world-writable permissions, which allows local users to modify language files and possibly conduct social engineering or other attacks.
How severe is CVE-2004-1778?: CVE-2004-1778 has a CVSS 2.0 base score of 4.6, rated medium severity.
Is CVE-2004-1778 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (31st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2004-1778?: CVE-2004-1778 primarily affects Skype. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2004-1778?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2004-1778 published?: CVE-2004-1778 was published on 2004-12-22 and last updated on 2026-06-16.

References

Affected products (2)

cpe:2.3:a:skype:skype:0.92.0.12:*:*:*:*:*:*:*
cpe:2.3:a:skype:skype:1.0.0.1:*:*:*:*:*:*:*

More vulnerabilities in Skype

CVE-2009-4741 — Critical (CVSS 10.0): Unspecified vulnerability in the Extras Manager before 2.0.0.67 in Skype before 4.1.0.179 on Windows has unknown impact…
CVE-2010-3136 — Critical (CVSS 9.3): Untrusted search path vulnerability in Skype 4.2.0.169 and earlier allows local users, and possibly remote attackers,…
CVE-2024-21411 — High (CVSS 8.8): Skype for Consumer Remote Code Execution Vulnerability
CVE-2011-2074 — High (CVSS 8.5): Unspecified vulnerability in the client in Skype 5.x before 5.1.0.922 on Mac OS X allows remote authenticated users to…
CVE-2006-2312 — Low (CVSS 2.6): Argument injection vulnerability in the URI handler in Skype 2.0.*.104 and 2.5.*.0 through 2.5.*.78 for Windows allows…

All CVEs affecting Skype →

Other CWE-276 (Incorrect Default Permissions) vulnerabilities

CVE-2022-42150 — Critical (CVSS 10.0): TinyLab linux-lab v1.1-rc1 and cloud-labv0.8-rc2, v1.1-rc1 are vulnerable to insecure permissions. The default…
CVE-2020-29492 — Critical (CVSS 10.0): Dell Wyse ThinOS 8.6 and prior versions contain an insecure default configuration vulnerability. A remote…
CVE-2020-29491 — Critical (CVSS 10.0): Dell Wyse ThinOS 8.6 and prior versions contain an insecure default configuration vulnerability. A remote…
CVE-2025-40585 — Critical (CVSS 9.9): A vulnerability has been identified in Energy Services (All versions with G5DFR). Affected solutions using G5DFR…
CVE-2019-19896 — Critical (CVSS 9.9): In IXP EasyInstall 6.2.13723, there is Remote Code Execution via weak permissions on the Engine Service share. The…
CVE-2020-37129 — Critical (CVSS 9.8): Memu Play 7.1.3 contains an insecure folder permissions vulnerability that allows low-privileged users to modify the…

Browse all CWE-276 (Incorrect Default Permissions) vulnerabilities →