CVE-2014-0160
HighExploitedPublic exploitThe (1) TLS and (2) DTLS implementations in OpenSSL 1.0.1 before 1.0.1g do not properly handle Heartbeat Extension packets, which allows remote attackers to obtain sensitive information from process memory via crafted packets that trigger a buffer over-read, as demonstrated by…
Published Apr 7, 2014 · Updated Aug 11, 2026 · Also known as DEBIAN-CVE-2014-0160, DSA-2896-1, Heartbleed
Key Facts
Patch immediately- CVE-2014-0160 is a high-severity vulnerability (CVSS 7.5 v3.1) affecting Symantec Messaging Gateway (Broadcom), Filezilla Server (Filezilla-Project), Micollab (Mitel) and 22 more products.
- It is exploited in the wild, listed in CISA KEV, Industry KEV feed, CIRCL KEV, ENISA EUVD since Sep 29, 2016. Public exploit code is available.
- EPSS estimates a 100% probability of exploitation in the next 30 days.
- Fixed versions are available, including bitcoin-qt5 0.13.1-1.1, bitcoin-test 0.13.1-1.1, bitcoin-utils 0.13.1-1.1.
- Brandefense priority: patch immediately, because it is listed as exploited in the wild.
CVSS v3.1
7.5
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
EPSS (30-day exploit likelihood)
100%
Higher than 99.9% of all scored CVEs
Exploited in the wild
Yes
4 catalog listings
Public exploit code
Available
Proof-of-concept or weaponized module
Get the full CVE-2014-0160 brief as a PDF
Every affected product and fixed release, exploitation status and a first 24 hours response checklist, emailed within minutes.
Description
The (1) TLS and (2) DTLS implementations in OpenSSL 1.0.1 before 1.0.1g do not properly handle Heartbeat Extension packets, which allows remote attackers to obtain sensitive information from process memory via crafted packets that trigger a buffer over-read, as demonstrated by reading private keys, related to d1_both.c and t1_lib.c, aka the Heartbleed bug.
Known-Exploited Catalog Listings
| Catalog | Added | Remediation due | Ransomware use |
|---|---|---|---|
| CISA KEV | May 4, 2022 | May 25, 2022 | Not reported |
| Industry KEV feed | Sep 29, 2016 | May 25, 2022 | Not reported |
| CIRCL KEV | May 4, 2022 | May 25, 2022 | Not reported |
| ENISA EUVD | May 4, 2022 | n/a | Not reported |
Required action: Apply updates per vendor instructions.
Affected Products
114 affected entries in total| Product | Affected versions | Fixed in |
|---|---|---|
| Symantec Messaging GatewayBroadcom | 10.6.0, 10.6.1 | n/a |
| Filezilla ServerFilezilla-Project | See advisory | 0.9.44 |
| MicollabMitel | 6.0, 7.0, 7.1, 7.2, 7.3, 7.3.0.104 | n/a |
| MivoiceMitel | 1.1.2.5, 1.1.3.3, 1.2.0.11, 1.3.2.2, 1.4.0.102 | n/a |
| OpensslOpenssl | See advisory | 1.0.1g |
Patched Releases
bitcoin-qt5
0.13.1-1.1
bitcoin-test
0.13.1-1.1
bitcoin-utils
0.13.1-1.1
bitcoind
0.13.1-1.1
Filezilla Server
0.9.44
httrack
3.48.22-1.3
httrack-devel
3.48.22-1.3
libbitcoinconsensus-devel
0.13.1-1.1
libbitcoinconsensus0
0.13.1-1.1
libhttrack2
3.48.22-1.3
libopenssl-1_1-devel
1.1.1l-1.2
libopenssl-1_1-devel-32bit
1.1.1l-1.2
libopenssl-devel
1.0.2j-2.2
libopenssl-devel-32bit
1.0.2j-2.2
libopenssl1_0_0
1.0.1g-0.22.1, 1.0.2j-2.2
libopenssl1_0_0-32bit
1.0.1g-0.22.1, 1.0.2j-2.2
libopenssl1_0_0-hmac
1.0.2j-2.2
libopenssl1_0_0-hmac-32bit
1.0.2j-2.2
libopenssl1_0_0-steam
1.0.2h-4.1
libopenssl1_0_0-steam-32bit
1.0.2h-4.1
libopenssl1_0_0-x86
1.0.1g-0.22.1
libopenssl1_1
1.1.1l-1.2
libopenssl1_1-32bit
1.1.1l-1.2
libopenssl1_1-hmac
1.1.1l-1.2
libopenssl1-devel
1.0.1g-0.22.1
Timeline
Publicly disclosed
Apr 7, 2014
Added to Industry KEV feed
Sep 29, 2016
Added to CISA KEV
May 4, 2022
Added to CIRCL KEV
May 4, 2022
Added to ENISA EUVD
May 4, 2022
Last updated
Aug 11, 2026
Weakness Type
- CWE-125 Out-of-bounds Read
- CWE-805 Buffer Access with Incorrect Length Value
References
- advisoryhttp://advisories.mageia.org/MGASA-2014-0165.html
- advisoryhttp://blog.fox-it.com/2014/04/08/openssl-heartbleed-bug-live-blog/
- advisoryhttp://heartbleed.com/
- advisoryFEDORA-2014-4879
- advisoryFEDORA-2014-4910
FAQ
Common Questions.
The (1) TLS and (2) DTLS implementations in OpenSSL 1.0.1 before 1.0.1g do not properly handle Heartbeat Extension packets, which allows remote attackers to obtain sensitive information from process memory via crafted packets that trigger a buffer over-read, as demonstrated by reading private keys, related to d1_both.…
Affected: Symantec Messaging Gateway (Broadcom) versions 10.6.0, 10.6.1; Filezilla Server (Filezilla-Project); Micollab (Mitel) versions 6.0, 7.0, 7.1, 7.2, 7.3, 7.3.0.104, among others. The full list is in the CVE brief.
It is exploited in the wild, listed in CISA KEV, Industry KEV feed, CIRCL KEV, ENISA EUVD since Sep 29, 2016.
Yes. It was added on May 4, 2022 with a federal remediation due date of May 25, 2022.
Public exploit code is available.
Fixed versions are available, including bitcoin-qt5 0.13.1-1.1, bitcoin-test 0.13.1-1.1, bitcoin-utils 0.13.1-1.1.
Brandefense priority: patch immediately, because it is listed as exploited in the wild.
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