Tenable.sc vulnerabilitiesAnd the versions its exploited flaws hit.
Tenable.sc is made by Tenable. We track 46 published vulnerabilities in it, across 12 versions. 2 of them are on the list of flaws known to be exploited, the newest added on 25 March 2022. If you run Tenable.sc, check your version against the exploited flaws below and patch those first.
The most recent Tenable.sc flaw added to the known-exploited list is CVE-2019-11043, on 25 March 2022. We keep watching the known-exploited list.
Which versions of Tenable.sc do the exploited flaws hit?
Each exploited flaw lists the versions it affects, usually as ranges. "before 5.19.0" means every version up to, but not including, 5.19.0. Find your version, then patch.
- CVE-2019-11043Exploited list, 25 Mar 2022
PHP FastCGI Process Manager (FPM) Buffer Overflow Vulnerability
before 5.19.0 - CVE-2021-40438Exploited list, 1 Dec 2021
Apache HTTP Server-Side Request Forgery (SSRF)
up to 5.19.1
Which Tenable.sc vulnerabilities are being exploited?
2 flaws are on the government list of vulnerabilities known to be exploited. These are the ones criminals are using now, so they go first, whatever their severity score says.
- 8.7PHP FastCGI Process Manager (FPM) Buffer Overflow Vulnerability
In some versions of PHP in certain configurations of FPM setup, it is possible to cause FPM module to write past allocated buffers allowing the possibility of remote code execution.
- 9.0Apache HTTP Server-Side Request Forgery (SSRF)
A crafted request uri-path can cause mod_proxy to forward the request to an origin server choosen by the remote user.
Which Tenable.sc flaws are most likely to be used?
Ranked by the latest exploit-likelihood forecast: the chance each flaw is used in an attack in the next 30 days. A high severity score on its own doesn't tell you that. Flaws shared by many other makers' products are left out.
- >99%
A crafted request uri-path can cause mod_proxy to forward the request to an origin server choosen by the remote user.
- >99%
In PHP versions 7.1.x below 7.1.33, 7.2.x below 7.2.24 and 7.3.x below 7.3.11 in certain configurations of FPM setup it is possible to cause FPM module to write past allocated buffers into the space reserved for FCGI...
- 97%CVE-2021-44790Critical
A carefully crafted request body can cause a buffer overflow in the mod_lua multipart parser (r:parsebody() called from Lua scripts).
- 88%CVE-2021-3711Critical
In order to decrypt SM2 encrypted data an application is expected to call the API function EVP_PKEY_decrypt().
- 82%CVE-2021-44224High
A crafted URI sent to httpd configured as a forward proxy (ProxyRequests on) can cause a crash (NULL pointer dereference) or, for configurations mixing forward and reverse proxy declarations, can allow for requests...
- 65%CVE-2021-34798High
Malformed requests may cause the server to dereference a NULL pointer.
- 64%CVE-2021-3449Medium
An OpenSSL TLS server may crash if sent a maliciously crafted renegotiation ClientHello message from a client.
- 50%CVE-2021-3712High
ASN.1 strings are represented internally within OpenSSL as an ASN1_STRING structure which contains a buffer holding the string data and a field holding the buffer length.
- 46%CVE-2021-33193High
A crafted method sent through HTTP/2 will bypass validation and be forwarded by mod_proxy, which can lead to request splitting or cache poisoning.
- 41%CVE-2021-41184Medium
jQuery-UI is the official jQuery user interface library.
Running Tenable.sc? We'll keep checking.
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1 flaw being exploited affects software Acme tracks
In some versions of PHP in certain configurations of FPM setup, it is possible to cause FPM module to write past allocated buffers allowing the possibility of remote code execution.
- Matched to
- Tenable.sc on Acme's software list
- What to do
- Patch first, then check for signs of use
Sent to the alert recipients Acme chose. Also in the app and to Acme's webhook.
We track 46 published vulnerabilities listed under the name Tenable.sc, across 12 versions. The most recent Tenable.sc flaw added to the known-exploited list is CVE-2019-11043, on 25 March 2022.
2 are on the list of flaws known to be exploited. The most recently added are CVE-2019-11043 and CVE-2021-40438.
Each flaw names its own versions, usually as ranges. The newest, CVE-2019-11043, affects before 5.19.0. The versions for every exploited flaw are listed on this page.
Create a Precursor Intelligence account and track Tenable.sc. We match it against every published flaw, give each one a risk score from 0 to 100 and keep watching, so you hear about new ones as soon as we know, by email, in the app or by webhook.