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CVE-2012-0033

19
FAUCET Score

CVE-2012-0033 describes a denial-of-service vulnerability affecting ZNC versions 0.200 and 0.202, specifically within the bouncedcc module. An unauthenticated remote attacker can crash the ZNC server by sending a specially crafted DCC RESUME request. This vulnerability has a CVSS score of 5.0, indicating a medium severity, as it requires no authentication and has a low attack complexity, though its impact is limited to availability. There is no evidence of active exploitation, publicly available exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
0.200CPE matchmatch criteria
cpe:2.3:a:znc:znc-msvc:0.200:-:-:*:-:*:*:*
0.202CPE matchmatch criteria
cpe:2.3:a:znc:znc-msvc:0.202:-:-:*:-:*:*:*

CVSS Data

CVSS version used by this source: 2.0

5.0MEDIUM

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

Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Exploitability Score
10.0
Impact Score
2.9
CvssVersion
2.0

Exploit Intelligence

EPSS Score
2.45%
Probability of exploitation in next 30 days
EPSS Percentile
82.6%
Percentile rank of EPSS score among Peer Group
As of 2026-07-25
Model: v2026.06.15
This CVE's current EPSS score of 0.0245 is in the 74th percentile among its peer group of 23,701 CVEs.

Social Chatter

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

Media Mentions

No media coverage found for this CVE.

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

Remediation

Remediation records are not available for this CVE.

References

lists.opensuse.org / opensuse-updates/2015-11/msg00023.html
secunia.com / advisories/47387
Vendor Advisory
github.com / znc/znc/commit/11508aa72efab4fad0dbd8292b9614d9371b20a9
openwall.com / lists/oss-security/2012/01/10/1
securityfocus.com / bid/51328