CVE-2021-42633
CVE-2021-42633 is a medium-severity vulnerability in Printerlogic Web Stack with a CVSS 3.x base score of 5.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-89.
Key facts
- Severity: Medium (CVSS 3.x base score 5.3)
- CVSS v2: 5.0
- EPSS exploit prediction: 2% (79th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-89
- Affected product: Printerlogic Web Stack
- Published:
- Last modified:
Description
PrinterLogic Web Stack versions 19.1.1.13 SP9 and below are vulnerable to SQL Injection, which may allow an attacker to access additional audit records.
Frequently asked questions
- What is CVE-2021-42633?
- PrinterLogic Web Stack versions 19.1.1.13 SP9 and below are vulnerable to SQL Injection, which may allow an attacker to access additional audit records.
- How severe is CVE-2021-42633?
- CVE-2021-42633 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.
- Is CVE-2021-42633 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (79th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2021-42633?
- CVE-2021-42633 primarily affects Printerlogic Web Stack. In total, 5 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
- How do I fix CVE-2021-42633?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- When was CVE-2021-42633 published?
- CVE-2021-42633 was published on 2022-02-02 and last updated on 2026-07-09.
References
- https://portswigger.net/daily-swig/printerlogic-vendor-addresses-triple-rce-threat-against-all-connected-endpoints
- https://securityaffairs.co/wordpress/127194/security/printerlogic-printer-management-suite-flaws.html
- https://thecyberthrone.in/2022/01/26/printerlogic-%F0%9F%96%A8-fixes-critical-vulnerabilities-in-its-suite/?utm_source=rss&utm_medium=rss&utm_campaign=printerlogic-%25f0%259f%2596%25a8-fixes-critical-vulnerabilities-in-its-suite
- https://www.printerlogic.com/security-bulletin/
- https://www.securityweek.com/printerlogic-patches-code-execution-flaws-printer-management-suite
- https://www.yahooinc.com/paranoids/paranoids-vulnerability-research-printerlogic-issues-security-alert/
Affected products (5)
- cpe:2.3:a:printerlogic:web_stack:*:*:*:*:*:*:*:*
- cpe:2.3:a:printerlogic:web_stack:19.1.1.13:-:*:*:*:*:*:*
- cpe:2.3:a:printerlogic:web_stack:19.1.1.13:sp2:*:*:*:*:*:*
- cpe:2.3:a:printerlogic:web_stack:19.1.1.13:sp3-3:*:*:*:*:*:*
- cpe:2.3:a:printerlogic:web_stack:19.1.1.13:sp9:*:*:*:*:*:*
More vulnerabilities in Printerlogic Web Stack
- CVE-2021-42637 — Critical (CVSS 9.8): PrinterLogic Web Stack versions 19.1.1.13 SP9 and below use user-controlled input to craft a URL, resulting in a Server…
- CVE-2021-42640 — Critical (CVSS 9.1): PrinterLogic Web Stack versions 19.1.1.13 SP9 and below are vulnerable to an Insecure Direct Object Reference (IDOR)…
- CVE-2021-42638 — High (CVSS 8.1): PrinterLogic Web Stack versions 19.1.1.13 SP9 and below do not sanitize user input resulting in pre-auth remote code…
- CVE-2021-42635 — High (CVSS 8.1): PrinterLogic Web Stack versions 19.1.1.13 SP9 and below use a hardcoded APP_KEY value, leading to pre-auth remote code…
- CVE-2021-42631 — High (CVSS 8.1): PrinterLogic Web Stack versions 19.1.1.13 SP9 and below deserializes attacker controlled leading to pre-auth remote…
- CVE-2021-42642 — High (CVSS 7.5): PrinterLogic Web Stack versions 19.1.1.13 SP9 and below are vulnerable to an Insecure Direct Object Reference (IDOR)…
All CVEs affecting Printerlogic Web Stack →
Other CWE-89 (SQL Injection) vulnerabilities
- CVE-2026-20030 — Critical (CVSS 10.0): As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco Crosswork engineering team…
- CVE-2026-72811 — Critical (CVSS 10.0): SiYuan versions <= v3.7.2 contain a SQL injection vulnerability in the backlink/mention search query…
- CVE-2026-72851 — Critical (CVSS 10.0): Budibase before 3.40.0 contains an unauthenticated SQL injection vulnerability in webhook-triggered automations with…
- CVE-2026-72899 — Critical (CVSS 10.0): Metabase allows an unauthenticated attacker to inject arbitrary SQL via a publicly shared card or dashboard that…
- CVE-2026-72898 — Critical (CVSS 10.0): Metabase allows a remote, unauthenticated attacker to inject arbitrary SQL via the '/reset_password' database endpoint…
- CVE-2026-48330 — Critical (CVSS 10.0): Adobe Campaign Classic (ACC) is affected by an Improper Neutralization of Special Elements used in an SQL Command ('SQL…