Multiple stack-based buffer overflows in GNU ZRTPCPP before 3.2.0 allow remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via a crafted ZRTP Hello packet to the (1) ZRtp::findBestSASType, (2) ZRtp::findBestAuthLen, (3) ZRtp::findBestCipher, (4) ZRtp::findBestHash, or (5) ZRtp::findBestPubKey functions
Published Oct 4, 2013
6.8
MEDIUMCVSS 2.0
EPSS 4.74%
Description
Multiple stack-based buffer overflows in GNU ZRTPCPP before 3.2.0 allow remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via a crafted ZRTP Hello packet to the (1) ZRtp::findBestSASType, (2) ZRtp::findBestAuthLen, (3) ZRtp::findBestCipher, (4) ZRtp::findBestHash, or (5) ZRtp::findBestPubKey functions.
Affected products
No data.
No data.
No Red Hat product state for this CVE.
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
No CVSS v3.0 score for this CVE.
AV:N/AC:M/Au:N/C:P/I:P/A:P
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
Score over time
2022–2026- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (11 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 4.74% (0.04744) | 91.59th | v5 (v2026.06.15) |
| Jun 15, 2026 | 4.74% (0.04744) | 90.68th | v5 (v2026.06.15) |
| Mar 30, 2025 | 3.51% (0.03514) | 86.51th | v4 (v2025.03.14) |
| Mar 29, 2025 | 5.88% (0.05880) | 83.88th | v4 (v2025.03.14) |
| Mar 17, 2025 | 3.51% (0.03514) | 86.83th | v4 (v2025.03.14) |
| Dec 17, 2024 | 3.83% (0.03827) | 91.77th | v3 (v2023.03.01) |
| Oct 3, 2023 | 2.55% (0.02546) | 88.92th | v3 (v2023.03.01) |
| Mar 7, 2023 | 2.44% (0.02436) | 88.26th | v3 (v2023.03.01) |
| Mar 6, 2023 | 5.29% (0.05288) | 89.84th | v2 (v2022.01.01) |
| Apr 1, 2022 | 5.29% (0.05288) | 88.81th | v2 (v2022.01.01) |
| Feb 4, 2022 | 5.29% (0.05288) | 75.95th | v2 (v2022.01.01) |
References (8)
- http://blog.azimuthsecurity.com/2013/06/attacking-crypto-phones-weaknesses-in.html x_refsource_MISCExploit
- http://lists.opensuse.org/opensuse-updates/2013-10/msg00052.html vendor-advisoryx_refsource_SUSE
- http://lists.opensuse.org/opensuse-updates/2013-10/msg00053.html vendor-advisoryx_refsource_SUSE
- http://seclists.org/oss-sec/2013/q2/638 mailing-listx_refsource_MLIST
- http://secunia.com/advisories/53818 third-party-advisoryx_refsource_SECUNIAVendor Advisory
- http://secunia.com/advisories/54998 third-party-advisoryx_refsource_SECUNIAVendor Advisory
- http://security.gentoo.org/glsa/glsa-201309-13.xml vendor-advisoryx_refsource_GENTOO
- https://github.com/wernerd/ZRTPCPP/commit/4654f330317c9948bb61d138eb24d49690ca4637 x_refsource_CONFIRMPatch
| Link | Providers | Tags |
|---|---|---|
| http://blog.azimuthsecurity.com/2013/06/attacking-crypto-phones-weaknesses-in.html | x_refsource_MISCExploit | |
| http://lists.opensuse.org/opensuse-updates/2013-10/msg00052.html | vendor-advisoryx_refsource_SUSE | |
| http://lists.opensuse.org/opensuse-updates/2013-10/msg00053.html | vendor-advisoryx_refsource_SUSE | |
| http://seclists.org/oss-sec/2013/q2/638 | mailing-listx_refsource_MLIST | |
| http://secunia.com/advisories/53818 | third-party-advisoryx_refsource_SECUNIAVendor Advisory | |
| http://secunia.com/advisories/54998 | third-party-advisoryx_refsource_SECUNIAVendor Advisory | |
| http://security.gentoo.org/glsa/glsa-201309-13.xml | vendor-advisoryx_refsource_GENTOO | |
| https://github.com/wernerd/ZRTPCPP/commit/4654f330317c9948bb61d138eb24d49690ca4637 | x_refsource_CONFIRMPatch |
Change history (0)
No recorded changes yet.