CVE-2013-2261

Exp

Cryptocat before 2.0.22 Chrome Extension 'img/keygen.gif' has Information Disclosure

Published: 2019-11-04 Last update: 2024-11-21 Assigner: [email protected] Source: [email protected]
NVD Status：Modified，CVE State: published
View at NVD, CVE.org, EUVD

CVE-2013-2261 is rated High Exploit Risk (80/100): CVSS High severity, with high exploitation likelihood (EPSS 10.29%, 93th percentile). 1 public exploit reference(s) are indexed (Exploit-DB). EPSS rose +2.44% over the last day, indicating growing attacker interest. Public exploits are available—assess exposure, apply mitigations, and prioritize patching.

Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.

Public exploit references (Exploit-DB) for CVE-2013-2261

EDB-ID Source Kind Published Link
38636 exploit_db edb 2012-11-07 Exploit-DB ↗

Exploit prediction scoring system (EPSS) score for CVE-2013-2261

EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).

# Date Old EPSS score New EPSS score Delta (New - Old)
1 2025-10-02 7.85% 10.29% +2.44%
2 2025-04-18 8.10% 7.85% -0.25%
3 2025-03-30 — 8.10% —

Full EPSS history (25 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2013-2261

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
7.5 3.1 HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N Click to expand
Attack vector (AV:N)
Could be attacked over the internet or any normal routed network—not just someone sitting at the machine.
Attack complexity (AC:L)
Once they can reach the bug, pulling it off is straightforward—no weird race conditions or rare setup.
Privileges required (PR:N)
No account or special rights needed—anonymous or random user is enough.
User interaction (UI:N)
Nobody has to click “OK” or open a trap file; it can work without a victim helping.
Scope (S:U)
Damage stays in the same “trust bubble” as the broken component—no big spill into unrelated systems.
Confidentiality (C:H)
Serious risk that confidential data gets exposed in a big way.
Integrity (I:N)
Data isn’t meaningfully altered or forged.
Availability (A:N)
Service keeps running; no real outage angle.
 3.9 3.6 [email protected]
5.0 2.0 MEDIUM
AV:N/AC:L/Au:N/C:P/I:N/A:N Click to expand
Access vector (AV:N)
Can be exploited remotely over network reachability.
Access complexity (AC:L)
Exploitation conditions are straightforward and predictable.
Authentication (AU:N)
No authentication is required.
Confidentiality impact (C:P)
Partial confidentiality impact.
Integrity impact (I:N)
No integrity impact.
Availability impact (A:N)
No availability impact.
 10.0 2.9 [email protected]

Weakness enumeration for CVE-2013-2261

Affected software / configurations for CVE-2013-2261

Vendor Product Version Raw CPE
cryptocat_project cryptocat < 2.0.22 cpe:2.3:a:cryptocat_project:cryptocat:*:*:*:*:*:*:*:*

References for CVE-2013-2261

URL Tags
https://tobtu.com/decryptocat.php Product
https://www.openwall.com/lists/oss-security/2013/07/10/15 Mailing List Third Party Advisory
https://www.securityfocus.com/bid/61090 Third Party Advisory VDB Entry
cvelogic Threat Intelligence