Every CVE Search/ Get API key

CVE-2023-48945

A stack overflow in openlink virtuoso-opensource v7.2.11 allows attackers to cause a Denial of...

7.5 HighFix available

A stack overflow in openlink virtuoso-opensource v7.2.11 allows attackers to cause a Denial of Service (DoS) via crafted SQL statements.

Attack profile

How easy it is to exploit

Attack vector
Network
Complexity
Low
Privileges needed
None
User interaction
None

What an attacker can affect

Confidentiality
None
Integrity
None
Availability
High

Exploit likelihood

0.89%Up 0.8 points since Dec 1, 2023
90%50%10%1%

What each source reports

NVD Score used 7.5

A stack overflow in openlink virtuoso-opensource v7.2.11 allows attackers to cause a Denial of Service (DoS) via crafted SQL statements.

Record
CVE-2023-48945
CVSS 3.1
7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Weakness
CWE-787
Updated
2026-11-02
CVE List 7.5

A stack overflow in openlink virtuoso-opensource v7.2.11 allows attackers to cause a Denial of Service (DoS) via crafted SQL statements.

Record
CVE-2023-48945
CVSS 3.1
7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Weakness
CWE-787
Updated
2026-11-02
EUVDEUVD-2023-52972 7.5

A stack overflow in openlink virtuoso-opensource v7.2.11 allows attackers to cause a Denial of Service (DoS) via crafted SQL statements.

Record
EUVD-2023-52972
CVSS 3.1
7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Updated
2026-11-03
GitHub AdvisoriesGHSA-xv5v-c2mf-pc43 7.5

A stack overflow in openlink virtuoso-opensource v7.2.11 allows attackers to cause a Denial of...

A stack overflow in openlink virtuoso-opensource v7.2.11 allows attackers to cause a Denial of Service (DoS) via crafted SQL statements.

Record
GHSA-xv5v-c2mf-pc43
CVSS 3.1
7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Weakness
CWE-787
Updated
2026-11-02
OSV 7.5

A stack overflow in openlink virtuoso-opensource v7.2.11 allows attackers to cause a Denial of Service (DoS) via crafted SQL statements.

Record
CVE-2023-48945
CVSS 3.1
7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Updated
2026-11-02
OSVDEBIAN-CVE-2023-48945 7.5

A stack overflow in openlink virtuoso-opensource v7.2.11 allows attackers to cause a Denial of Service (DoS) via crafted SQL statements.

Record
DEBIAN-CVE-2023-48945
CVSS 3.1
7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Updated
2026-11-02
OSVUBUNTU-CVE-2023-48945 7.5

A stack overflow in openlink virtuoso-opensource v7.2.11 allows attackers to cause a Denial of Service (DoS) via crafted SQL statements.

Record
UBUNTU-CVE-2023-48945
CVSS 3.1
7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Updated
2026-11-02
OSVUSN-6879-1 No score

virtuoso-opensource vulnerabilities

Jingzhou Fu discovered that Virtuoso Open-Source Edition incorrectly handled certain crafted SQL statements. An attacker could possibly use this issue to crash the program, resulting in a denial of service. (CVE-2023-31620, CVE-2023-31622, CVE-2023-31624, CVE-2023-31626, CVE-2023-31627, CVE-2023-31629, CVE-2023-31630, CVE-2023-31631, CVE-2023-48951)

Jingzhou Fu discovered that Virtuoso Open-Source Edition incorrectly handled certain crafted SQL statements. An attacker could possibly use this issue to crash the program, resulting in a denial of service. This issue only affects Ubuntu 22.04 LTS and Ubuntu 24.04 LTS. (CVE-2023-48945, CVE-2023-48946, CVE-2023-48947, CVE-2023-48950)

Record
USN-6879-1
Updated
2026-11-02

Affected products

Affected packages

Affected packages
PackageAffectedFixed
virtuoso-opensource
Debian:12
 All versions, plus listed versions
7.2.12+dfsg-0.17.2.12+dfsg-0.27.2.12+dfsg-17.2.12+dfsg-27.2.12+dfsg-3
Show 7 moreShow less
7.2.12+dfsg-47.2.5.1+dfsg1-0.37.2.5.1+dfsg1-0.47.2.5.1+dfsg1-0.57.2.5.1+dfsg1-0.67.2.5.1+dfsg1-0.77.2.5.1+dfsg1-0.8
 None known
virtuoso-opensource
Debian:13
 before 7.2.12+dfsg-0.2
7.2.12+dfsg-0.2
virtuoso-opensource
Debian:14
 before 7.2.12+dfsg-0.2
7.2.12+dfsg-0.2
virtuoso-opensource
Ubuntu:Pro:22.04:LTS
 before 7.2.5.1+dfsg1-0.2ubuntu0.1~esm2, plus listed versions
6.1.6+repack-0ubuntu127.2.5.1+dfsg1-0.27.2.5.1+dfsg1-0.2ubuntu0.1~esm1
7.2.5.1+dfsg1-0.2ubuntu0.1~esm2
virtuoso-opensource
Ubuntu:Pro:24.04:LTS
 before 7.2.5.1+dfsg1-0.8ubuntu0.1~esm2, plus listed versions
7.2.5.1+dfsg1-0.3ubuntu17.2.5.1+dfsg1-0.4ubuntu17.2.5.1+dfsg1-0.5ubuntu17.2.5.1+dfsg1-0.6ubuntu17.2.5.1+dfsg1-0.6ubuntu27.2.5.1+dfsg1-0.87.2.5.1+dfsg1-0.8build17.2.5.1+dfsg1-0.8ubuntu0.1~esm1
7.2.5.1+dfsg1-0.8ubuntu0.1~esm2
virtuoso-opensource
Ubuntu:25.10
 All versions, plus listed versions
7.2.12+dfsg-1build17.2.12+dfsg-27.2.12+dfsg-2build17.2.12+dfsg-3
 None known
virtuoso-opensource
Ubuntu:26.10
 All versions, plus listed versions
7.2.12+dfsg-47.2.12+dfsg-4ubuntu17.2.12+dfsg-4ubuntu2
 None known
virtuoso-opensource
Ubuntu:26.04:LTS
 All versions, plus listed versions
7.2.12+dfsg-37.2.12+dfsg-4
 None known
virtuoso-opensource
Ubuntu:Pro:16.04:LTS
From an advisory covering 13 CVEs
 before 6.1.6+repack-0ubuntu5+esm2, plus listed versions
6.1.6+repack-0ubuntu46.1.6+repack-0ubuntu56.1.6+repack-0ubuntu5+esm1
6.1.6+repack-0ubuntu5+esm2
virtuoso-opensource
Ubuntu:Pro:18.04:LTS
From an advisory covering 13 CVEs
 before 6.1.6+repack-0ubuntu9+esm2, plus listed versions
6.1.6+repack-0ubuntu76.1.6+repack-0ubuntu96.1.6+repack-0ubuntu9+esm1
6.1.6+repack-0ubuntu9+esm2
virtuoso-opensource
Ubuntu:Pro:20.04:LTS
From an advisory covering 13 CVEs
 before 6.1.6+repack-0ubuntu10+esm2, plus listed versions
6.1.6+repack-0ubuntu106.1.6+repack-0ubuntu10+esm1
6.1.6+repack-0ubuntu10+esm2
virtuoso-opensource
Ubuntu:Pro:22.04:LTS
From an advisory covering 13 CVEs
 before 7.2.5.1+dfsg1-0.2ubuntu0.1~esm2, plus listed versions
6.1.6+repack-0ubuntu127.2.5.1+dfsg1-0.27.2.5.1+dfsg1-0.2ubuntu0.1~esm1
7.2.5.1+dfsg1-0.2ubuntu0.1~esm2
virtuoso-opensource
Ubuntu:Pro:24.04:LTS
From an advisory covering 13 CVEs
 before 7.2.5.1+dfsg1-0.8ubuntu0.1~esm2, plus listed versions
7.2.5.1+dfsg1-0.3ubuntu17.2.5.1+dfsg1-0.4ubuntu17.2.5.1+dfsg1-0.5ubuntu17.2.5.1+dfsg1-0.6ubuntu17.2.5.1+dfsg1-0.6ubuntu27.2.5.1+dfsg1-0.87.2.5.1+dfsg1-0.8build17.2.5.1+dfsg1-0.8ubuntu0.1~esm1
7.2.5.1+dfsg1-0.8ubuntu0.1~esm2

History

History
RecordedChangedSources
affected, facts
aliasesEUVD
first indexedCVE List, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2023-48945 is a high vulnerability (CVSS 7.5) in Openlinksw Virtuoso, published November 29, 2023. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.89%, the 59th percentile. Fixed in virtuoso-opensource 7.2.12+dfsg-0.2.

References

Show 14 moreShow less
Pages All vulnerabilities Browse Docs Sources Guide Get API key
MoveEnter Open