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CVE-2007-3564

20
FAUCET Score

CVE-2007-3564 describes a vulnerability in libcurl versions 7.14.0 through 7.16.3 when compiled with GnuTLS support. This flaw prevents libcurl from validating the expiration or activation dates of SSL/TLS certificates, allowing remote attackers to bypass access restrictions. With a CVSS score of 7.5, this vulnerability is considered high severity, requiring no authentication and having potential impacts on confidentiality, integrity, and availability. There is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
7.14CPE matchmatch criteria
cpe:2.3:a:libcurl:libcurl:7.14:*:*:*:*:*:*:*
7.14.1CPE matchmatch criteria
cpe:2.3:a:libcurl:libcurl:7.14.1:*:*:*:*:*:*:*
7.15CPE matchmatch criteria
cpe:2.3:a:libcurl:libcurl:7.15:*:*:*:*:*:*:*
7.15.1CPE matchmatch criteria
cpe:2.3:a:libcurl:libcurl:7.15.1:*:*:*:*:*:*:*
7.15.2CPE matchmatch criteria
cpe:2.3:a:libcurl:libcurl:7.15.2:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

7.5HIGH

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

Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Exploitability Score
10.0
Impact Score
6.4
CvssVersion
2.0

Exploit Intelligence

EPSS Score
2.30%
Probability of exploitation in next 30 days
EPSS Percentile
81.5%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0230 is in the 67th percentile among its peer group of 51,506 CVEs.

Social Chatter

No social media mentions found for this CVE.

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (3)

jitsipatch availablevia llm_extracted
Fixed in: 7.16.3
View patch
sierra_wirelesspatch availablevia llm_extracted
Fixed in: 7.16.3
View patch
ubuntupatch availablevia nvd_reference
View patch

Vendor Advisories (3)

sierra_wirelessllm-sierra_wireless-0bf5ec0d7d91e78dLOW

GnuTLS insufficient cert verification

Jul 10, 2007
jitsillm-jitsi-e013c810bdca0e51LOW

GnuTLS insufficient cert verification

Jul 10, 2007
redhatCVE-2007-3564

CVE-2007-3564

References

secunia.com / advisories/26104
PatchVendor Advisory
secunia.com / advisories/26108
PatchVendor Advisory
secunia.com / advisories/26128
secunia.com / advisories/26231
exchange.xforce.ibmcloud.com / vulnerabilities/35479
curl.haxx.se / docs/adv_20070710.html
PatchVendor Advisory
debian.org / security/2007/dsa-1333
securityfocus.com / bid/24938
trustix.org / errata/2007/0023
ubuntu.com / usn/usn-484-1
Patch
vupen.com / english/advisories/2007/2551